Пусть: х = 9,4(6)
Тогда: 10х = 94,(6)
10х - х = 9х = 94,(6) - 9,4(6) = 85,2
х = 85,2/9 = 852/90 = 142/15
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Пусть: х = 9,4(6)
Тогда: 10х = 94,(6)
10х - х = 9х = 94,(6) - 9,4(6) = 85,2
х = 85,2/9 = 852/90 = 142/15